public static int AddOrder(OrderDetailsCollection orderData, OracleTransaction tran, int billingAddressID, int paymentMethodId)
 {
     try
     {
         int orderID = AspxOrderProvider.AddOrder(orderData, tran, billingAddressID, paymentMethodId);
         return(orderID);
     }
     catch (Exception e)
     {
         throw e;
     }
 }